Finding extended homes…
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Sign in to keep them on every device →Finding extended homes…
Homes within 1 km whose energy certificates show the floor area growing: extensions, loft and garage conversions. Tap a home on the map or in the list for its full history. Back to BN22 8AD
Not every extension shows here. We only see building work when a new energy certificate is lodged, which happens when a home is sold, let or newly built. A loft or extension added since then won't appear, even with planning permission and building control sign-off, because those records aren't published as open data outside London. Missing work doesn't mean missing paperwork.
| Home | Before | After | Added | Recorded |
|---|---|---|---|---|
| 12a, Grove Road981 m away | 130 m² | 230 m² | +100 m² +77% | 2025 |
| 95, Pevensey Road0 m away | 152 m² | 242 m² | +90 m² +59% | 2020 |
| 118, Whitley Road703 m away | 112 m² | 189 m² | +77 m² +69% | 2026 |
| 97, Ashford Road461 m away | 66 m² | 141 m² | +75 m² +114% | 2023 |
| 8, Annington Road846 m away | 96 m² | 169 m² | +73 m² +76% | 2019 |
| 25, Mayfield Place807 m away | 74 m² | 144 m² | +70 m² +95% | 2020 |
| 38, Winchcombe Road494 m away | 74 m² | 144 m² | +70 m² +95% | 2013 |
| 7, West Terrace977 m away | 128 m² | 197 m² | +69 m² +54% | 2025 |
| 5, Lewes Road951 m away |
From energy performance certificates (MHCLG): a later certificate shows at least 15 m² and 15% more floor area than an earlier one (and no more than 2.5 times, to leave out typing errors). Some changes come from a more careful measurement rather than building work. Addresses: HM Land Registry. Contains HM Land Registry data © Crown copyright and database right 2026, OGL v3.0.
| 272 m² |
| +66 m² +32% |
| 2019 |
| Highgates, Cambridge Mews, Rylstone Road463 m away | 169 m² | 229 m² | +60 m² +36% | 2014 |
|---|
| 43, Pevensey Road306 m away | 180 m² | 233 m² | +53 m² +29% | 2025 |
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| 1, Elms Avenue398 m away | 93 m² | 145 m² | +52 m² +56% | 2026 |
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| 18a, Cornfield Terrace800 m away | 137 m² | 189 m² | +52 m² +38% | 2013 |
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| 91, Firle Road572 m away | 59 m² | 109 m² | +50 m² +85% | 2021 |
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| 9, Willowfield Road122 m away | 156 m² | 206 m² | +50 m² +32% | 2010 |
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| 44, Cavendish Place245 m away | 170 m² | 218 m² | +48 m² +28% | 2019 |
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| Flat 1, Pearl Court, Devonshire Place765 m away | 119 m² | 167 m² | +48 m² +40% | 2017 |
|---|
| 28, Whitley Road792 m away | 86 m² | 133 m² | +47 m² +55% | 2013 |
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| 158, Ashford Road344 m away | 53 m² | 99 m² | +46 m² +87% | 2020 |
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| 7, Lushington Road828 m away | 72 m² | 118 m² | +46 m² +64% | 2011 |
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| 78, Firle Road480 m away | 49 m² | 94 m² | +45 m² +92% | 2023 |
|---|
| 32, Cambridge Road390 m away | 71 m² | 116 m² | +45 m² +63% | 2011 |
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| 89a, South Street912 m away | 59 m² | 104 m² | +45 m² +76% | 2010 |
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| 110, Whitley Road743 m away | 190 m² | 233 m² | +43 m² +23% | 2015 |
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| 2, Hampden Terrace333 m away | 34 m² | 77 m² | +43 m² +126% | 2009 |
|---|
| Flat 37, Westdown House, Hartington Place601 m away | 74 m² | 116 m² | +42 m² +57% | 2024 |
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| 7, Cavendish Avenue405 m away | 120 m² | 162 m² | +42 m² +35% | 2023 |
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| 7, Bedfordwell Road770 m away | 115 m² | 156 m² | +41 m² +36% | 2025 |
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| 85, Langney Road205 m away | 116 m² | 157 m² | +41 m² +35% | 2024 |
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| 64, Seaside85 m away | 64 m² | 105 m² | +41 m² +64% | 2022 |
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| 15, St Aubyns Road231 m away | 145 m² | 186 m² | +41 m² +28% | 2014 |
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| 18, Gilbert Road588 m away | 101 m² | 141 m² | +40 m² +40% | 2020 |
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| 93, Pevensey Road0 m away | 35 m² | 74 m² | +39 m² +111% | 2012 |
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| 19, Western Road542 m away | 83 m² | 121 m² | +38 m² +46% | 2022 |
|---|
| 11, West Terrace977 m away | 56 m² | 94 m² | +38 m² +68% | 2020 |
|---|
| 7, Barden Road666 m away | 41 m² | 79 m² | +38 m² +93% | 2019 |
|---|
| Royal Sovereign Court, 67, Royal Parade541 m away | 46 m² | 84 m² | +38 m² +83% | 2010 |
|---|
| Flat 2, 26, Seaside Road398 m away | 59 m² | 96 m² | +37 m² +63% | 2024 |
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| 46, Longstone Road496 m away | 64 m² | 101 m² | +37 m² +58% | 2023 |
|---|
| 24, Rylstone Road696 m away | 99 m² | 136 m² | +37 m² +37% | 2015 |
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| 15, Hoad Road452 m away | 66 m² | 103 m² | +37 m² +56% | 2014 |
|---|
| 2, Chawbrook Mews, Chawbrook Road600 m away | 47 m² | 84 m² | +37 m² +79% | 2014 |
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| 14, Gilbert Road588 m away | 47 m² | 83 m² | +36 m² +77% | 2023 |
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| 87, Bourne Street391 m away | 90 m² | 126 m² | +36 m² +40% | 2022 |
|---|
| 197, Seaside667 m away | 103 m² | 139 m² | +36 m² +35% | 2022 |
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| 24, Seaside76 m away | 40 m² | 76 m² | +36 m² +90% | 2009 |
|---|
| Flat 5, 1c, Susans Road381 m away | 33 m² | 68 m² | +35 m² +106% | 2022 |
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| 25, Elms Avenue398 m away | 153 m² | 187 m² | +34 m² +22% | 2021 |
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| 70, Latimer Road519 m away | 94 m² | 128 m² | +34 m² +36% | 2019 |
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| 176 - 180, Terminus Road491 m away | 43 m² | 77 m² | +34 m² +79% | 2013 |
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| 87, Firle Road489 m away | 120 m² | 153 m² | +33 m² +28% | 2026 |
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| 6, Taddington Road717 m away | 102 m² | 135 m² | +33 m² +32% | 2025 |
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| 27, Gilbert Road588 m away | 107 m² | 140 m² | +33 m² +31% | 2022 |
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| 33, Dudley Road671 m away | 97 m² | 130 m² | +33 m² +34% | 2020 |
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| 3, Oxford Road467 m away | 67 m² | 100 m² | +33 m² +49% | 2015 |
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| 13, Sidley Road908 m away | 89 m² | 122 m² | +33 m² +37% | 2015 |
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| 11, West Street Mews998 m away | 31 m² | 63 m² | +32 m² +103% | 2024 |
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| 34, Ringwood Road934 m away | 115 m² | 147 m² | +32 m² +28% | 2023 |
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| 38, Willowfield Road348 m away | 48 m² | 80 m² | +32 m² +67% | 2018 |
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| 36, Susans Road435 m away | 27 m² | 59 m² | +32 m² +119% | 2016 |
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| 34, Avondale Road565 m away | 76 m² | 108 m² | +32 m² +42% | 2013 |
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| Flat 4a, Avenue Mansions, Elms Avenue401 m away | 80 m² | 111 m² | +31 m² +39% | 2025 |
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| 9, Winchcombe Road494 m away | 93 m² | 124 m² | +31 m² +33% | 2023 |
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| 6, Sidley Road908 m away | 73 m² | 104 m² | +31 m² +42% | 2023 |
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| 23, Cavendish Avenue405 m away | 99 m² | 130 m² | +31 m² +31% | 2022 |
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| Flat 24a, Victoria Mansions, 208, Terminus Road491 m away | 78 m² | 109 m² | +31 m² +40% | 2021 |
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| 7, Willowfield Road122 m away | 147 m² | 177 m² | +30 m² +20% | 2025 |
|---|
| 10, Bolton Road632 m away | 36 m² | 66 m² | +30 m² +83% | 2023 |
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| Flat 1, 5, Spencer Road1000 m away | 55 m² | 85 m² | +30 m² +55% | 2019 |
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| 142, Latimer Road781 m away | 95 m² | 125 m² | +30 m² +32% | 2018 |
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| 104, Royal Parade877 m away | 104 m² | 134 m² | +30 m² +29% | 2016 |
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| Flat 7, Delamere Court, Hyde Road946 m away | 54 m² | 84 m² | +30 m² +56% | 2015 |
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| 8, Montgomery Mews, Commercial Road718 m away | 61 m² | 90 m² | +29 m² +48% | 2025 |
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| Flat 26, Sussex House, Hartington Place651 m away | 49 m² | 78 m² | +29 m² +59% | 2018 |
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| 21, Willowfield Square176 m away | 130 m² | 159 m² | +29 m² +22% | 2014 |
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| 42, Avondale Road565 m away | 73 m² | 102 m² | +29 m² +40% | 2012 |
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| 9, Addingham Road644 m away | 115 m² | 143 m² | +28 m² +24% | 2026 |
|---|
| 15, Whitley Road762 m away | 98 m² | 126 m² | +28 m² +29% | 2021 |
|---|
| 35, Willowfield Road207 m away | 110 m² | 138 m² | +28 m² +25% | 2020 |
|---|
| Flat 6, Valentine Court, South Street888 m away | 68 m² | 96 m² | +28 m² +41% | 2020 |
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| 153, Seaside515 m away | 44 m² | 72 m² | +28 m² +64% | 2009 |
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| 14, Cornfield Terrace800 m away | 39 m² | 67 m² | +28 m² +72% | 2009 |
|---|
| 44, Susans Road435 m away | 99 m² | 126 m² | +27 m² +27% | 2024 |
|---|
| 68, Susans Road480 m away | 68 m² | 95 m² | +27 m² +40% | 2023 |
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| 24, Clarence Road729 m away | 97 m² | 124 m² | +27 m² +28% | 2022 |
|---|
| Flat 4, Pebble Court, 16, Bourne Street91 m away | 20 m² | 47 m² | +27 m² +135% | 2019 |
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| 37, Beach Road961 m away | 87 m² | 114 m² | +27 m² +31% | 2014 |
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| Flat 2, 58, Tideswell Road446 m away | 51 m² | 77 m² | +26 m² +51% | 2025 |
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| Flat 5, Pegasus Court, 29, St Leonards Road752 m away | 43 m² | 69 m² | +26 m² +60% | 2023 |
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| 3, Susans Road381 m away | 79 m² | 105 m² | +26 m² +33% | 2017 |
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| 7, Moy Avenue900 m away | 113 m² | 139 m² | +26 m² +23% | 2016 |
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| 123, Tideswell Road328 m away | 131 m² | 157 m² | +26 m² +20% | 2014 |
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| 2, Barden Road666 m away | 73 m² | 98 m² | +25 m² +34% | 2026 |
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| Flat 9, Metropole Court, Royal Parade139 m away | 99 m² | 124 m² | +25 m² +25% | 2023 |
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| 72, Whitley Road755 m away | 125 m² | 150 m² | +25 m² +20% | 2015 |
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| 20, Dursley Road463 m away | 63 m² | 88 m² | +25 m² +40% | 2014 |
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| 20, Eversfield Road911 m away | 39 m² | 64 m² | +25 m² +64% | 2010 |
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| 6, Marine Parade244 m away | 43 m² | 68 m² | +25 m² +58% | 2009 |
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| 8b, Willowfield Road122 m away | 68 m² | 92 m² | +24 m² +35% | 2023 |
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| 91, Langney Road205 m away | 122 m² | 146 m² | +24 m² +20% | 2022 |
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| 48, Winchcombe Road494 m away | 72 m² | 96 m² | +24 m² +33% | 2019 |
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| 30, Carlton Road837 m away | 111 m² | 135 m² | +24 m² +22% | 2019 |
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| 68, Cavendish Avenue469 m away | 141 m² | 165 m² | +24 m² +17% | 2015 |
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| Flat 14, Eversfield House, The Avenue857 m away | 61 m² | 85 m² | +24 m² +39% | 2013 |
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| 122, Seaside Road162 m away | 29 m² | 53 m² | +24 m² +83% | 2012 |
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| 98a, Ashford Road525 m away | 63 m² | 87 m² | +24 m² +38% | 2011 |
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| 31, Pevensey Road306 m away | 30 m² | 54 m² | +24 m² +80% | 2009 |
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| 21, Pearl Court, Cornfield Terrace765 m away | 125 m² | 148 m² | +23 m² +18% | 2025 |
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| 12, Sheen Road333 m away | 71 m² | 94 m² | +23 m² +32% | 2024 |
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| 25, Firle Road379 m away | 74 m² | 97 m² | +23 m² +31% | 2023 |
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| 5, St Georges Road358 m away | 83 m² | 106 m² | +23 m² +28% | 2021 |
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| Flat 5, Thornwood, The Avenue940 m away | 51 m² | 74 m² | +23 m² +45% | 2021 |
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| 5, Eton Mews618 m away | 69 m² | 92 m² | +23 m² +33% | 2020 |
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| 24, Avondale Road565 m away | 73 m² | 96 m² | +23 m² +32% | 2013 |
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| Flat 2, 26b, Cavendish Place264 m away | 103 m² | 126 m² | +23 m² +22% | 2011 |
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| 105, Whitley Road655 m away | 132 m² | 154 m² | +22 m² +17% | 2026 |
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| Flat 4, 5, Compton Street774 m away | 38 m² | 60 m² | +22 m² +58% | 2024 |
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| 17, Moy Avenue900 m away | 94 m² | 116 m² | +22 m² +23% | 2016 |
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| 43, Leslie Street563 m away | 79 m² | 101 m² | +22 m² +28% | 2013 |
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| 2, Ringwood Road882 m away | 89 m² | 111 m² | +22 m² +25% | 2013 |
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| 16, Cavendish Avenue365 m away | 124 m² | 145 m² | +21 m² +17% | 2023 |
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| 30, Redoubt Road528 m away | 48 m² | 69 m² | +21 m² +44% | 2023 |
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| Flat 8, The Church, 16, Ceylon Place142 m away | 127 m² | 148 m² | +21 m² +17% | 2022 |
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| 69, Ringwood Road934 m away | 125 m² | 146 m² | +21 m² +17% | 2018 |
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| Flat 10, Eversfield House, The Avenue857 m away | 64 m² | 85 m² | +21 m² +33% | 2013 |
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| Axis House, 23, St Leonards Road794 m away | 48 m² | 68 m² | +20 m² +42% | 2023 |
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| 3, Western Road531 m away | 82 m² | 102 m² | +20 m² +24% | 2020 |
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| 24, Belmore Road281 m away | 33 m² | 53 m² | +20 m² +61% | 2018 |
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| 12, Eversfield Road911 m away | 56 m² | 76 m² | +20 m² +36% | 2018 |
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| 171, Terminus Road457 m away | 31 m² | 51 m² | +20 m² +65% | 2015 |
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| Flat 38, Westdown House, Hartington Place601 m away | 100 m² | 120 m² | +20 m² +20% | 2014 |
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| Flat 5, 159, Seaside515 m away | 25 m² | 45 m² | +20 m² +80% | 2013 |
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| 38, Clarence Road729 m away | 98 m² | 117 m² | +19 m² +19% | 2026 |
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| Flat 1, 15, Ceylon Place163 m away | 53 m² | 72 m² | +19 m² +36% | 2025 |
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| 35, Pevensey Road306 m away | 37 m² | 56 m² | +19 m² +51% | 2023 |
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| 2, Redoubt Road528 m away | 100 m² | 119 m² | +19 m² +19% | 2023 |
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| 58, Ringwood Road934 m away | 120 m² | 139 m² | +19 m² +16% | 2022 |
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| 4, Willowfield Square176 m away | 105 m² | 124 m² | +19 m² +18% | 2021 |
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| 131a, Seaside425 m away | 24 m² | 43 m² | +19 m² +79% | 2019 |
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| 17, Manifold Road435 m away | 87 m² | 106 m² | +19 m² +22% | 2019 |
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| Flat 11, Southdown Heights, 38, St Leonards Road749 m away | 35 m² | 54 m² | +19 m² +54% | 2019 |
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| 27, Longstone Road496 m away | 93 m² | 112 m² | +19 m² +20% | 2012 |
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| 13, The Avenue940 m away | 61 m² | 80 m² | +19 m² +31% | 2012 |
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| Flat 2, 11, Upper Avenue710 m away | 35 m² | 54 m² | +19 m² +54% | 2010 |
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| Flat 1, 11, Upper Avenue710 m away | 91 m² | 109 m² | +18 m² +20% | 2021 |
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| 52, Longstone Road391 m away | 109 m² | 127 m² | +18 m² +17% | 2019 |
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| 7b, Bolton Road648 m away | 34 m² | 52 m² | +18 m² +53% | 2019 |
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| 25, Beltring Road521 m away | 83 m² | 101 m² | +18 m² +22% | 2018 |
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| Flat 10, Victoria Court, 24 - 26, Burlington Place840 m away | 48 m² | 66 m² | +18 m² +38% | 2018 |
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| Flat 16, Carew Court, 1, Carew Road859 m away | 83 m² | 101 m² | +18 m² +22% | 2018 |
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| 18, Susans Road381 m away | 39 m² | 57 m² | +18 m² +46% | 2010 |
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| Flat 56, Park Gates, Chiswick Place869 m away | 82 m² | 99 m² | +17 m² +21% | 2024 |
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| 9, Stanley Road655 m away | 86 m² | 103 m² | +17 m² +20% | 2022 |
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| 1, Elms Road425 m away | 42 m² | 59 m² | +17 m² +40% | 2020 |
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| 48, Avondale Road565 m away | 75 m² | 92 m² | +17 m² +23% | 2019 |
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| Flat 2, 5a, Ivy Terrace935 m away | 60 m² | 77 m² | +17 m² +28% | 2019 |
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| 118, Langney Road70 m away | 34 m² | 51 m² | +17 m² +50% | 2018 |
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| Flat 3, 13, Bedfordwell Road770 m away | 36 m² | 53 m² | +17 m² +47% | 2018 |
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| Flat 1, 9a, Spencer Road1000 m away | 71 m² | 88 m² | +17 m² +24% | 2017 |
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| 6, Trinity Trees660 m away | 56 m² | 73 m² | +17 m² +30% | 2015 |
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| 30, Lushington Road848 m away | 27 m² | 44 m² | +17 m² +63% | 2010 |
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| 16, Redoubt Road528 m away | 87 m² | 103 m² | +16 m² +18% | 2025 |
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| 1, Chelsea Mews923 m away | 73 m² | 89 m² | +16 m² +22% | 2023 |
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| 1, St Georges Road358 m away | 66 m² | 82 m² | +16 m² +24% | 2022 |
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| 41, Moy Avenue900 m away | 97 m² | 113 m² | +16 m² +16% | 2022 |
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| Flat 3, Avenue Mansions, Elms Avenue401 m away | 68 m² | 84 m² | +16 m² +24% | 2021 |
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| Flat 4, 26, Bedfordwell Road872 m away | 79 m² | 95 m² | +16 m² +20% | 2020 |
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| Flat 1, Cambridge Court, Cambridge Road390 m away | 88 m² | 104 m² | +16 m² +18% | 2018 |
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| 84, Langney Road154 m away | 43 m² | 59 m² | +16 m² +37% | 2016 |
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| 89, Ashford Road525 m away | 96 m² | 112 m² | +16 m² +17% | 2013 |
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| 25, Woodgate Road994 m away | 98 m² | 114 m² | +16 m² +16% | 2013 |
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| 74, Langney Road154 m away | 42 m² | 58 m² | +16 m² +38% | 2009 |
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| 23, Lushington Road828 m away | 42 m² | 58 m² | +16 m² +38% | 2009 |
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| 10, Marine Road159 m away | 84 m² | 99 m² | +15 m² +18% | 2024 |
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| Flat 5, Spencer House, 8, Spencer Road974 m away | 38 m² | 53 m² | +15 m² +39% | 2023 |
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| Flat 4a, Spencer Court, Spencer Road992 m away | 72 m² | 87 m² | +15 m² +21% | 2023 |
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| Flat 2, Sussex House, Hartington Place651 m away | 71 m² | 86 m² | +15 m² +21% | 2020 |
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| 116, Langney Road70 m away | 37 m² | 52 m² | +15 m² +41% | 2018 |
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| 79, Willowfield Road348 m away | 81 m² | 96 m² | +15 m² +19% | 2013 |
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| Flat 1, 18, Lushington Road848 m away | 79 m² | 94 m² | +15 m² +19% | 2013 |
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| Flat 6, Pegasus Court, 29, St Leonards Road752 m away | 47 m² | 62 m² | +15 m² +32% | 2011 |
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| Flat 1, 15, The Avenue940 m away | 63 m² | 78 m² | +15 m² +24% | 2011 |
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| 88 - 89, Royal Parade743 m away | 23 m² | 38 m² | +15 m² +65% | 2009 |
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